MERSEN FUSE Handle red 65mm IP65 NEMA 3R HR65

MERSEN FUSE Handle red 65mm IP65 NEMA 3R HR65

Mersen HR65 red 65 mm external pistol-style operating handle, reference G1043378, with IP65 and NEMA 1, 3R and 12 ratings for compatible Mersen disconnect switches.

SKU: HR65MPN: HR65
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Why Choose the Mersen HR65 External Disconnect Switch Handle?

The Mersen HR65 is a compact and durable external pistol-style operating handle designed for use with compatible Mersen low-voltage disconnect switches. Its highly visible red finish and 65 mm length provide a clear manual interface for electrical isolation in industrial machinery, control panels and power distribution equipment.

Designed for external front operation, the HR65 allows a compatible disconnect switch to be operated while the electrical enclosure remains closed. The handle connects to the switch through the appropriate operating shaft and mounting arrangement, supporting convenient and controlled switching from outside the panel.

When correctly installed as part of a suitable enclosure assembly, the HR65 provides an IP65 environmental protection rating and supports NEMA 1, 3R and 12 enclosure applications. Its compact size makes it particularly suitable for installations where panel space is limited but dependable external switch operation is required.

Key Advantages

  • External front operation allows switching without opening the electrical enclosure.
  • Compact 65 mm pistol-style handle for space-conscious panel designs.
  • Highly visible red finish clearly identifies the isolation control.
  • IP65 rated for demanding industrial enclosure applications.
  • Supports NEMA 1, 3R and 12 installation requirements.
  • Genuine Mersen accessory for dependable mechanical compatibility.

Key Features

  • Mersen low-voltage disconnect switch accessory.
  • External pistol-style operating handle.
  • 65 mm nominal handle length.
  • Red finish for clear visual identification.
  • IP65 environmental protection rating.
  • NEMA 1, 3R and 12 ratings.
  • Designed for use with compatible Mersen switches and operating shafts.
  • Manual rotary operation for switching and isolation.
  • Mersen product reference G1043378.

Reliable External Operation of Disconnect Switches

Disconnect switches provide a controlled means of isolating machinery and electrical equipment from an incoming power supply. An external operating handle enables the connected switch to be moved between its operating positions while the enclosure remains closed.

The compact design of the Mersen HR65 makes it suitable for smaller industrial panels and machinery enclosures. When correctly matched with the required disconnect switch, shaft and mounting components, it provides dependable manual control for electrical isolation applications.

Typical Applications

  • Industrial machinery isolation.
  • Electrical control panels.
  • Motor control equipment.
  • Automation and process-control cabinets.
  • Low-voltage distribution panels.
  • Manufacturing and processing machinery.
  • OEM machinery and panel assemblies.

Technical Specifications

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IP Rating IP65
Device Type Accessory
Manufacturer Mersen
Model HR65
Manufacturer reference G1043378
Product type Disconnect switch operating handle
Accessory type External operating handle
Handle style Pistol
Operating position External front operation
Handle colour Red
Handle length 65 mm
Protection rating IP65
NEMA ratings NEMA 1, 3R and 12
Operating method Manual rotary operation
Application Low-voltage disconnect switch operation
Mounting arrangement Enclosure mounting with a compatible operating shaft
Accessory supplied External operating handle
Operating shaft included No
Disconnect switch included No
UPC 605340558602

Frequently Asked Questions

What is the Mersen HR65 used for?

The Mersen HR65 is an external red pistol-style handle used to operate a compatible Mersen low-voltage disconnect switch from outside an electrical enclosure.

Is the HR65 a complete disconnect switch?

No. The HR65 is an external operating handle accessory. The compatible disconnect switch, operating shaft and required mounting components must be selected separately.

How long is the Mersen HR65 handle?

The HR65 has a nominal handle length of 65 mm, providing a compact operating solution for industrial electrical panels.

What protection ratings does the Mersen HR65 have?

The HR65 provides an IP65 rating and supports NEMA 1, 3R and 12 enclosure applications when correctly installed.

Does the Mersen HR65 include an operating shaft?

No. The HR65 is supplied as an external handle. A compatible operating shaft and disconnect switch must normally be ordered separately.

Trusted by Electrical Panel Builders

Mersen disconnect switch handles are used by electrical engineers, machinery manufacturers and panel builders to provide dependable external switching and isolation within industrial electrical systems.